Visit Belle Isle en Mer, the largest of the islands in the Gulf of Morbihan.You do need to book in advance for the ferry crossing.Details here:http://www.compagnie-oceane.frBikes or scooters can be hired cheaply so you can get around the island:http://www.belleileenmer.co.uk/stay/getting-around/bicycle-hikeWell worth a day out (but set off early as there is a lot to see!)